<!DOCTYPE html>
<html lang="en" xmlns:v-bind="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="vue.js"></script>
</head>
<body>

<div id="app">
    <span v-bind:title="message" >把你的鼠标悬停在我身上几秒钟看到我的动态绑定标题!</span>
</div>


<script>

    const app =new Vue({
        el:"#app",
        data:{
            message:"你加载了这个页面" +new Date().toLocaleString()

        }
    })


</script>


</body>
</html>
